Sunspot drawing of 1967-9-10

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https://doi.org/10.7891/e-manuscripta-95206



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1967-09-10
07:30
Hs 1304.5:3330
https://doi.org/10.7891/e-manuscripta-95206
Observer : Sergio Cortesi
Seeing (SIDC) : 3
Group Not Weighted Weighted Type Latitude Carrington Longit.
335 4 J 27.4 320.2
343 4 A -22.1 285.1
344 3 J -22.3 260.4
347 31 D 25.7 269.2
350 20 E -20.5 226.1
351 1 A 18.7 302.9
355 7 H 11.0 189.4
356 2 A 18.1 199.6
357 3 A 15.1 189.7
9 75